15400 FISHER ISLAND DR, AUSTIN, TX 78717
AUSTIN, 78717 — williamson County
Property at a Glance
This home is estimated between $570,494 and $807,041, with a best estimate of $773,253. That places the property above the R251501D - Avery Ranch South median of $708,305, in a neighborhood that declined 3.8% over the past year.
Estimated Value Range
$773,253
$587,563
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R251501D - Avery Ranch South, this home's estimated market value is between $570,494 and $807,041. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$79,008 for 225 sqft more living space and -$1,393 for being older. Net adjustment: +$77,615.
Adjusted -$21,420 for 61 sqft less living space and +$2,786 for being newer. Net adjustment: -$18,634.
Adjusted +$44,947 for 128 sqft more living space and +$2,786 for being newer. Net adjustment: +$47,733.
Adjusted -$30,901 for 88 sqft less living space and -$1,393 for being older. Net adjustment: -$32,294.
Adjusted -$14,397 for 41 sqft less living space and -$1,393 for being older. Net adjustment: -$15,790.
The Neighborhood
This home is valued 17.0% below the R251501D - Avery Ranch South median of $708,305. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 3.8% over the past year.
R251501D - Avery Ranch South
below averageThis home is -17.0% below the subdivision median.
Tax Analysis
The estimated annual property tax is $11,465 across all districts. With a homestead exemption claimed, that drops to $9,490 — saving $1,975 per year. That's $791 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $5,248 |
| Austin | City | 0.5240% | $3,079 |
| Williamson County | County | 0.3694% | $2,171 |
| Austin Community College | special | 0.1034% | $608 |
| Williamson County FM/Rd | County | 0.0443% | $260 |
| Upper Brushy Creek WCID | Water | 0.0170% | $100 |
| Road District (R02) | Road | 0.0000% | $0 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.9513% | $11,465 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $773,253 would pay approximately $4,827 per month (principal and interest only, excluding taxes and insurance).